diff options
Diffstat (limited to 'Auth/OpenID/Util.php')
| -rw-r--r-- | Auth/OpenID/Util.php | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/Auth/OpenID/Util.php b/Auth/OpenID/Util.php index 8b9b3bc..0121c21 100644 --- a/Auth/OpenID/Util.php +++ b/Auth/OpenID/Util.php @@ -20,157 +20,5 @@ $_Auth_OpenID_letters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; $_Auth_OpenID_digits = "0123456789"; $_Auth_OpenID_punct = "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~"; -/** - * Turn a string into an ASCII string. - * - * Replace non-ascii characters with a %-encoded, UTF-8 encoding. This - * function will fail if the input is a string and there are - * non-7-bit-safe characters. It is assumed that the caller will have - * already translated the input into a Unicode character sequence, - * according to the encoding of the HTTP POST or GET. - * - * Do not escape anything that is already 7-bit safe, so we do the - * minimal transform on the identity URL - * - * @access private - */ -function Auth_OpenID_quoteMinimal($s) -{ - $res = array(); - for ($i = 0; $i < strlen($s); $i++) { - $c = $s[$i]; - if ($c >= "\x80") { - for ($j = 0; $j < count(utf8_encode($c)); $j++) { - array_push($res, sprintf("%02X", ord($c[$j]))); - } - } else { - array_push($res, $c); - } - } - - return implode('', $res); -} - -/** - * Implements python's urlunparse, which is not available in PHP. - * Given the specified components of a URL, this function rebuilds and - * returns the URL. - * - * @access private - * @param string $scheme The scheme (e.g. 'http'). Defaults to 'http'. - * @param string $host The host. Required. - * @param string $port The port. - * @param string $path The path. - * @param string $query The query. - * @param string $fragment The fragment. - * @return string $url The URL resulting from assembling the specified - * components. - */ -function Auth_OpenID_urlunparse($scheme, $host, $port = null, $path = '/', - $query = '', $fragment = '') -{ - - if (!$scheme) { - $scheme = 'http'; - } - - if (!$host) { - return false; - } - - if (!$path) { - $path = '/'; - } - - $result = $scheme . "://" . $host; - - if ($port) { - $result .= ":" . $port; - } - - $result .= $path; - - if ($query) { - $result .= "?" . $query; - } - - if ($fragment) { - $result .= "#" . $fragment; - } - - return $result; -} - -/** - * Given a URL, this "normalizes" it by adding a trailing slash and / - * or a leading http:// scheme where necessary. Returns null if the - * original URL is malformed and cannot be normalized. - * - * @access private - * @param string $url The URL to be normalized. - * @return mixed $new_url The URL after normalization, or null if $url - * was malformed. - */ -function Auth_OpenID_normalizeUrl($url) -{ - if ($url === null) { - return null; - } - - assert(is_string($url)); - - $old_url = $url; - $url = trim($url); - - if (strpos($url, "://") === false) { - $url = "http://" . $url; - } - - $parsed = @parse_url($url); - - if ($parsed === false) { - return null; - } - - $defaults = array( - 'scheme' => '', - 'host' => '', - 'path' => '', - 'query' => '', - 'fragment' => '', - 'port' => '' - ); - - $parsed = array_merge($defaults, $parsed); - - if (($parsed['scheme'] == '') || - ($parsed['host'] == '')) { - if ($parsed['path'] == '' && - $parsed['query'] == '' && - $parsed['fragment'] == '') { - return null; - } - - $url = 'http://' + $url; - $parsed = parse_url($url); - - $parsed = array_merge($defaults, $parsed); - } - - $tail = array_map('Auth_OpenID_quoteMinimal', array($parsed['path'], - $parsed['query'], - $parsed['fragment'])); - if ($tail[0] == '') { - $tail[0] = '/'; - } - - $url = Auth_OpenID_urlunparse($parsed['scheme'], $parsed['host'], - $parsed['port'], $tail[0], $tail[1], - $tail[2]); - - assert(is_string($url)); - - return $url; -} ?>
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